Riley McElroy, right, and Jayden Quinlan, left with Hornady ammunition get a look at firearms in the Leupold Scopes booth as exhibitors began setting up in preparation for the National Rifle Association's 142 Annual Meetings and Exhibits at the George R. Brown Convention Center Thursday, May 2, 2013, in Houston.
The 2013 NRA Annual Meetings and Exhibits runs from Friday, May 3, through Sunday, May 5. More than 70,000 are expected to attend the event with more than 500 exhibitors represented. The convention will features training and education demos, the Antiques Guns and Gold Showcase, book signings, speakers including Glenn Beck, Ted Nugent and Sarah Palin as well as NRA Youth Day on Sunday less

Riley McElroy, right, and Jayden Quinlan, left with Hornady ammunition get a look at firearms in the Leupold Scopes booth as exhibitors began setting up in preparation for the National Rifle Association's 142 ... more

NRA attendee Janet Bero waits to have her German Luger appraised during the NRA's Antiques Guns and Gold Showcase during the National Rifle Association's 142 Annual Meetings and Exhibits at the George R. Brown Convention Center Thursday, May 2, 2013, in Houston.
NRA's Antiques Guns and Gold Showcase is a television show that runs on the Sportsman Channel.
The 2013 NRA Annual Meetings and Exhibits runs from Friday, May 3, through Sunday, May 5. More than 70,000 are expected to attend the event with more than 500 exhibitors represented. The convention will features training and education demos, the Antiques Guns and Gold Showcase, book signings, speakers including Glenn Beck, Ted Nugent and Sarah Palin as well as NRA Youth Day on Sunday less

NRA attendee Janet Bero waits to have her German Luger appraised during the NRA's Antiques Guns and Gold Showcase during the National Rifle Association's 142 Annual Meetings and Exhibits at the George R. Brown ... more

Alexander Nordin calibrates a hunting simulator in the Aimpoint booth as exhibitors began setting up in preparation for the National Rifle Association's 142 Annual Meetings and Exhibits at the George R. Brown Convention Center Thursday, May 2, 2013, in Houston.
The 2013 NRA Annual Meetings and Exhibits runs from Friday, May 3, through Sunday, May 5. More than 70,000 are expected to attend the event with more than 500 exhibitors represented. The convention will features training and education demos, the Antiques Guns and Gold Showcase, book signings, speakers including Glenn Beck, Ted Nugent and Sarah Palin as well as NRA Youth Day on Sunday less